306228198 has 16 divisors (see below), whose sum is σ = 626700096. Its totient is φ = 99702120.

The previous prime is 306228179. The next prime is 306228203. The reversal of 306228198 is 891822603.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593208 + ... + 593723.

It is an arithmetic number, because the mean of its divisors is an integer number (39168756).

Almost surely, 2^306228198 is an apocalyptic number.

306228198 is an abundant number, since it is smaller than the sum of its proper divisors (320471898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

306228198 is a wasteful number, since it uses less digits than its factorization.

306228198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186979.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 306228198 is about 17499.3770746275. The cubic root of 306228198 is about 674.0338793150.

The spelling of 306228198 in words is "three hundred six million, two hundred twenty-eight thousand, one hundred ninety-eight".